44140320343 has 4 divisors (see below), whose sum is σ = 50446080400. Its totient is φ = 37834560288.

The previous prime is 44140320337. The next prime is 44140320373. The reversal of 44140320343 is 34302304144.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-44140320343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44140320373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3152880018 + ... + 3152880031.

It is an arithmetic number, because the mean of its divisors is an integer number (12611520100).

Almost surely, 2^44140320343 is an apocalyptic number.

44140320343 is a deficient number, since it is larger than the sum of its proper divisors (6305760057).

44140320343 is an equidigital number, since it uses as much as digits as its factorization.

44140320343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6305760056.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 44140320343 its reverse (34302304144), we get a palindrome (78442624487).

The spelling of 44140320343 in words is "forty-four billion, one hundred forty million, three hundred twenty thousand, three hundred forty-three".